1 votes 1 votes Answer is provided as C. But D should be the answer. Please confirm Digital Logic digital-logic gateforum-test-series circuit-output + – Gupta731 asked Nov 7, 2018 • edited Mar 15, 2019 by ajaysoni1924 Gupta731 804 views answer comment Share Follow See all 7 Comments See all 7 7 Comments reply Show 4 previous comments Gupta731 commented Nov 7, 2018 reply Follow Share Using truth table we get C, that's a good approach. Once you try solving using expressions. See whats coming. 0 votes 0 votes Hemanth_13 commented Nov 7, 2018 reply Follow Share We have only variable and we are quick in adding so used that approach. 0 votes 0 votes Shaik Masthan commented Nov 7, 2018 reply Follow Share S1 = A ⊕ B and C1 = AB S2 = S1 ⊕ C1 = ( A ⊕ B ) ⊕ AB = (A ⊙ B). AB + (A ⊕ B). (AB)' = (AB + A' B'). AB + (AB' + A' B). (A' + B') = (AB ) + (AB' + A' B) = (AB ) + (AB' + A' B) + AB = A( B+B') + (A'+A) B = A + B C2 = S1 . C1 = ( A ⊕ B ) . AB = (AB' + A' B) . AB = 0 3 votes 3 votes Please log in or register to add a comment.
0 votes 0 votes C IS THE CORRECT krmanish043 answered Dec 20, 2018 krmanish043 comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes C should be the correct answer for this. eshita1997 answered Dec 23, 2020 eshita1997 comment Share Follow See all 0 reply Please log in or register to add a comment.